The "Dark Tower" series – which King has called his "magnum opus" – is a work that combines multiple genres, including fantasy, science fantasy, horror, and western. The adaptation was envisioned as both a television series and three movies. Grazer said it’s still unknown what movie studio will produce the films, which were dropped by Universal Studios in July due to budget concerns.

“We're going to do [the TV series] with HBO,” Grazer told MTV News. "We'll do the TV with HBO, and we'll do the movie with... to be determined. We'll do it right.”